Middle age man scientist holding test tubes at laboratory

---

Size: 9504px × 6336px
Photo credit: © Aaron Amat / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adult, age, analysis, beard, biology, center, chemist, chemistry, clinic, concentrate, elderly, experiment, glasses, handsome, hospital, indoor, indoors, lab, laboratory, liquid, male, man, mature, measure, measurement, measuring, medical, medicine, microscope, middle, person, pharmacy, professional, relaxed, research, room, safety, science, scientist, security, senior, sitting, table, technology, test, tube, tubes, work, worker, working